GLOSSARIAL INDEX, 



The numbers following the titles refer to pages. An italicized page-number 

 indicates that the term which it follows is defined on the page to which it refers. 



ABSOLUTE ALCOHOL, (C 2 H 6 0), use of, 

 as a medium, 5, 9. 



Absorption, chemical, by soils, 243; de- 

 pendence of rate of, upon temperature, 

 279 ; of ammonia by leaves, 332, 341 ; 

 of aqueous vapor by leaves, 283 ; of 

 carbonic acid by plants, 299; of gases 

 by water, 300 n. ; of liquids through 

 roots, 230; of moisture by soils, 239; 

 of oxygen during germination, 465; 

 of saline matters from soils by roots, 

 244; of water by seeds, 463; of water 

 during germination, 466; of water 

 previous to metastasis, 267 ; relation 

 of transpiration to, 279; through the 

 cut end of a stem, 263. 



Absorption-bands, 292, 293. 



Acetic acid (HC 2 H 3 02), as a reagent, 

 9, 54; as a mounting-medium with 

 glycerin, 21. 



Achromatin (a, without; XP^M", color), 

 375. 



Acid azo-rubin, 19. 



Acid nitrate of mercury (Hg[N0 3 ] 2 ), 13. 



Actinic rays of the spectrum. See Chem- 

 ical Rays. 



Active protein matters of plants, 44. 



Adaptation of plants to dry climates, 

 280. 



Adenophore (a$w, a gland ; </>opew, I 



bear), 451. 



^Esculin (C 21 H 24 O 13 ), 362. 



^Ethalium septicum, composition of pro- 

 toplasm of, 197; locomotion of, 397; 

 preparation of plasmodium of, for ex- 

 amination, 196. 



Agamogenesis (a, without; -yajno?, mar- 

 riage ; -/eyeo-is, oi'igin), 426. 



Age of trees, 140. 



Aggregation, 340, 343, 421, n. 



Air, composition of, 303; contained in a 

 plant, 100; contained in fresh woods, 

 261; removal of, from specimens, 9. 



Air-passages, 100. 



Air-plants. See Epiphytes. 



Albumen of the seed, 181. 



Albumin, diffusion of, 223; of plants, 363. 



Albuminoids, 325, n. ; formation of, in 

 the plant, 335; tests for, 28; transfer 

 of, 356. 



Alburnum. See Sap-Wood. 



Alcohol (C 2 H 6 O), action of, upon cer- 

 tain parasites and saprophytes, 294; 

 action of, upon chlorophyll, 41, 290; 

 use of, as a medium, 5; use of, as a 

 preserving and hardening agent, 9 ; 

 use of, in preparation of specimens for 

 mounting, 23; use of, in removing air 

 from specimens, 9. 



Aldrovanda, 344. 



Aleurone grains (aAevpov, wheaten flour), 

 47. See also Protein Granules. 



Alga?, absorption by, 230; growth of 

 certain, at low temperatures, 385; in 

 hot springs, 205. 



Alkaloids, 327, 365 ; cannot be utilized 

 by plants, 335; effect of, upon plants, 

 365, 476. 



Alkanna (alkanet root), 18, 363, n. 



Alum (K 2 Al 2 [SO 2 ] 4 + 24 H 2 O or [NH 4 ] 2 

 A1 2 8 [SO,] 4 + 24H 2 O), 10. 



Aluminium, occurrence of, in plants, 256. 



Amides, occurrence of, in grasses, 336. 



Amidoplasts (a/avAo^, starch; 7rAacnr<o, I 

 form), name proposed by Errera for 

 leucoplastids. 



Ammonia (NH 4 OH), absorption of, by 

 leaves, 332, 341; absorption of, by 

 soils, 243; formation of, in putrefac- 

 tion, 333. 



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